diff --git a/src/exchange-tools/taler-exchange-keyup.c b/src/exchange-tools/taler-exchange-keyup.c
index 2f70a0d5c..facb832d6 100644
--- a/src/exchange-tools/taler-exchange-keyup.c
+++ b/src/exchange-tools/taler-exchange-keyup.c
@@ -982,6 +982,7 @@ create_wire_fee_for_method (void *cls,
       break;
     }
     GNUNET_free (amounts);
+    GNUNET_free (opt);
 
     /* handle closing fee */
     GNUNET_asprintf (&opt,
diff --git a/src/exchange/taler-exchange-httpd_responses.c b/src/exchange/taler-exchange-httpd_responses.c
index 346f62006..01b5606a5 100644
--- a/src/exchange/taler-exchange-httpd_responses.c
+++ b/src/exchange/taler-exchange-httpd_responses.c
@@ -769,7 +769,7 @@ compile_reserve_history (const struct TALER_EXCHANGEDB_ReserveHistory *rh,
       ret |= 1;
       GNUNET_assert (0 ==
                      json_array_append_new (json_history,
-                                            json_pack ("{s:s, s:O, s:O, s:o}",
+                                            json_pack ("{s:s, s:O, s:o, s:o}",
                                                        "type", "DEPOSIT",
                                                        "sender_account_details", pos->details.bank->sender_account_details,
                                                        "wire_reference", GNUNET_JSON_from_data (pos->details.bank->wire_reference,